Global warming melts Greenland icesheet

Scientists have discovered that the last edge of the Greenland ice sheet that had once resisted global warming has now become unstable and begun melting. This is adding billions of tonnes of melting water to sea levels. Greenland is estimated to contribute .05 mm to the 3.2 mm global sea levels. Until recently this area was seen to be relatively stable, recent research now suggests this is not the case. To read more click here.